I am experiencing an error in PSI where the largest contentful paint has an error across several pages of a site. The images are small in size (~22kb) and no apparent changes have been made to the ...

I am not using responsive ads due to the willing of getting a better Web Vitals score. However, with the Let Google optimize the size of your mobile ads checked, it seems Google will still change/u...

One of the recommendations I get when I audit my website using https://web.dev/measure, is "Serves images in low resolution". As you can see from the screenshot below, my displayed image ...

I have some javascript that is not required for my initial page load. I need to load it based on some condition that will be evaluated client-side. $(document).ready(function() { let someCondi...

I was checking Core Vitals on PageSpeed insight and noticed its flagging Image elements do not have explicit width and height and suggesting Set an explicit width and height on image elements to re...

I have been struggling to reduce the LCP score of a few page types in my Nuxt app. The LCP score given by Google Search Console is currently 5.9s, and lighthouse gives me 7.5s (both above 4s, and t...

I was wondering if someone could explain what the timing metrics Next.js-before-hydration and Next.js-hydration mean, and how they relate to FCP. This is for a NextJS app that server-side-renders a...

With Cumulative Layout Shift (CLS) now a criteria of Page Speed Insights (PSI) and Google Search Console (GSC) I was wondering what method should be used in order to identify CLS if PSI returns a 0...

Why does the Cumulative Layout Shift metric reported in Google's speed measurement tools, like Lighthouse/PageSpeed Insights differ from what is reported in Search Console?